Explore Diamond Brooch, Sapphire Diamond, and more!

Sapphire and diamond brooch, set with central Sri Lankan sapphire, 88 old cut diamonds, mounted in silver, gold

A sapphire and diamond brooch. No indication of heating (NTE) - Fine Jewels - Cambi Casa d'Aste

Georgian Peridot Ruby and Diamond Ring, circa Centring a circular peridot flanked on each side by a ruby, set in an openwork gallery with numerous old- and rose-cut diamonds of various sizes, mounted in silver and gold.

An antique sapphire and diamond brooch, circa 1900. Of openwork symmetrical scroll design with central rectangular cut- cornered sapphire, set throughout with old circular and cushion cut diamonds, mounted in silver and gold, later adaptations.

A sapphire and diamond brooch. Of openwork symmetrical scroll design with central rectangular cut- cornered sapphire, set throughout with old circular and cushion cut diamonds, mounted in silver and gold, circa later adaptations

Edwardian Diamond and Gem-set Brooch, France, designed as a flower basket, set with old European and rose-cut diamonds, ruby and emerald highlights, millegrain accents, platinum-topped 18kt gold mount, lg. 1 5/8 in., French guarantee stamps.

Edwardian Diamond and Gem-set Brooch, France. Designed as a flower basket, set with old European and rose-cut diamonds, ruby, and emerald highlights.

An art deco diamond double-clip brooch, circa 1920 The octagonal pierced plaque set throughout with rose, old brilliant-cut and cushion-shaped diamonds, cushion-shaped and old brilliant-cut diamonds

Bonhams Fine Art Auctioneers & Valuers: auctioneers of art, pictures, collectables and motor cars

An amethyst, diamond and cultured pearl brooch The large cushion-shaped amethyst within a 19th century openwork frame of old brilliant and rose-cut diamonds, suspending a detachable cultured pearl drop with rose-cut diamond cap, diamonds approximately 6.50 carats total, width 5.2cm.

Amethyst, Diamond and Cultured Pearl Brooch. Large cushion shaped amethyst within a c openwork frame of old Brilliant and rose-cut diamonds, suspending a detachable cultured pearl drop w rose-cut diamond cap, diamonds approx carats total, width

AN ANTIQUE SAPPHIRE AND DIAMOND BROOCH. Set with a central cushion-shaped sapphire weighing 30.55 carats, with an old mine-cut diamond border, to the old mine-cut diamond scrolled frame with fleur-de-lys detail and collet-set sapphire intersections, circa 1880.

AN ANTIQUE SAPPHIRE AND DIAMOND BROOCH Set with a central cushion-shaped sapphire weighing carats, with an old mine-cut diamond border, to the old mine-cut diamond scrolled frame with fleur-de-lys detail and collet-set sapphire intersections, circa 1880

Emerald and diamond ring | 1stdibs.com

Emerald and diamond ring

Emerald and diamond ring, circa 1930 Brilliant-cut diamond, baguette-cut diamond, natural emerald weighting carats

ANTIQUE SAPPHIRE AND DIAMOND BROOCH, 1870 Christie’s.  Looks like the female reproductive organs.

AN ANTIQUE SAPPHIRE AND DIAMOND BROOCH. Designed as a cushion-cut sapphire within an old-cut diamond foliate mount, suspending a detachable drop-shaped sapphire within similar mount, mounted in silver and gold, circa cm. high, in original black c

A belle époque diamond brooch/pendant circa 1905. The scrolling cartouche pierced and millegrain-set with cushion-shaped, old brilliant and rose-cut diamonds.

A belle époque diamond brooch/pendant circa The scrolling cartouche pierced and millegrain-set with cushion-shaped, old brilliant and rose-cut diamonds.

Antique Georgian Rose Cut Diamond Cluster Ring c1820. An elaborate openwork 18K gold ring, circa 1820, is set with eight antique rose cut diamonds.

Antique Georgian Rose Cut Diamond Cluster Ring c1820

A Rare Antique Georgian Rose Cut Diamond Cluster Ring circa 1820 A finely crafted elaborate openwork gold ring is set with eight antique rose cut diamo

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